Data commit

Task/Call-a-function/11l/call-a-function.11l

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+F no_args() {}
+// call
+no_args()
+
+F fixed_args(x, y)
+   print(‘x=#., y=#.’.format(x, y))
+// call
+fixed_args(1, 2) // x=1, y=2
+
+// named arguments
+fixed_args(x' 1, y' 2)
+
+F opt_args(x = 1)
+   print(x)
+// calls
+opt_args()      // 1
+opt_args(3.141) // 3.141